Roche Holding AG has rapidly developed a research-use only molecular PCR test to detect the rare Ebola Bundibugyo virus, to support response efforts amid the ongoing outbreak in the Democratic Republic of Congo and Uganda. The test comes as commentary in The Lancet this week underscored the urgent need for a fit-for-purpose diagnostic test, as it warned that the absence of reliable testing is hampering efforts to ascertain the scale of the epidemic and understand the transmissibility of this strain of Bundibugyo virus.